Course

PRES (posterior reversible encephalopathy syndrome) — seizures, vision loss, and MRI patterns vs stroke (Advanced)

Advanced course: PRES can mimic stroke with headache, seizures, and visual symptoms, and is often related to severe blood pressure or other triggers. Learn MRI pattern concepts, how it differs from infarct/hemorrhage, and urgent safety steps

FoundationsCaregiver, SurvivorAdvanced55 minPlain (6–8)

Educational only

Educational only — not medical advice.

What you'll learn

  • Recognize PRES symptom clusters (headache, seizures, vision changes)
  • Understand why MRI is central for diagnosis
  • Differentiate PRES edema patterns from ischemic infarct at a high level
  • Know urgent questions about blood pressure control, triggers, and follow-up imaging

Practice check

Check your understanding

A few untimed questions. Pick an answer to see instant feedback, then continue to the next lesson.

0 of 3 answered

Question 1

1. PRES is a medical emergency and often requires MRI to confirm the pattern.

Question 2

2. A common PRES symptom is…

Question 3

3. A key question is…